Radeon HD 7990 vs Radeon RX 480 mobile
When choosing between Radeon HD 7990 and Radeon RX 480 mobile, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 7990 and Radeon RX 480 mobile.
Radeon RX 480 mobile is a Laptop Graphics Card
Note: Radeon RX 480 mobile is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon RX 480 mobile here:
Main Specs
Radeon HD 7990
Radeon RX 480 mobile
Power consumption (TDP)
375 Watt
100 Watt
Interface
PCIe 3.0 x16
MXM-B (3.0)
Supplementary power connectors
2x 8-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
8 GB
Display Connectors
1x DVI, 4x mini-DisplayPort
No outputs
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Radeon HD 7990 has 275% more power consumption, than Radeon RX 480 mobile.
Radeon HD 7990 is connected by PCIe 3.0 x16, and Radeon RX 480 mobile uses MXM-B (3.0) interface.
Radeon RX 480 mobile has 5 GB more memory, than Radeon HD 7990.
Radeon HD 7990 is used in Desktops, and Radeon RX 480 mobile - in Laptops.
Radeon HD 7990 is build with GCN 1.0 architecture, and Radeon RX 480 mobile - with Polaris.
Radeon HD 7990 is manufactured by 28 nm process technology, and Radeon RX 480 mobile - by 14 nm process technology.
Memory clock speed of Radeon RX 480 mobile is 2000 MHz higher, than Radeon HD 7990.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
35−40
12−14
ultra / 1080p
21−24
7−8
QHD / 1440p
16−18
0−1
4K / 2160p
10−11
−
low / 720p
60−65
27−30
medium / 1080p
40−45
14−16
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 156% more, than Radeon RX 480 mobile.
high / 1080p
55−60
20−22
ultra / 1080p
45−50
16−18
QHD / 1440p
35−40
0−1
4K / 2160p
18−20
−
low / 720p
100−110
45−50
medium / 1080p
60−65
21−24
The average gaming FPS of Radeon HD 7990 in Battlefield 5 is 151% more, than Radeon RX 480 mobile.
low / 768p
50−55
50−55
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
Radeon HD 7990 and Radeon RX 480 mobile have the same average FPS in Call of Duty: Warzone.
low / 768p
250−260
190−200
medium / 768p
220−230
160−170
ultra / 1080p
180−190
85−90
QHD / 1440p
110−120
45−50
4K / 2160p
70−75
24−27
high / 768p
210−220
120−130
The average gaming FPS of Radeon HD 7990 in Counter-Strike: Global Offensive is 65% more, than Radeon RX 480 mobile.
low / 768p
60−65
60−65
ultra / 1080p
−
35−40
medium / 1080p
55−60
55−60
Radeon HD 7990 and Radeon RX 480 mobile have the same average FPS in Cyberpunk 2077.
low / 768p
120−130
100−110
medium / 768p
110−120
85−90
ultra / 1080p
100−110
55−60
The average gaming FPS of Radeon HD 7990 in Dota 2 is 38% more, than Radeon RX 480 mobile.
high / 1080p
45−50
14−16
ultra / 1080p
40−45
12−14
QHD / 1440p
27−30
−
4K / 2160p
14−16
4−5
low / 720p
80−85
30−35
medium / 1080p
45−50
16−18
The average gaming FPS of Radeon HD 7990 in Far Cry 5 is 193% more, than Radeon RX 480 mobile.
high / 1080p
60−65
21−24
ultra / 1080p
45−50
16−18
QHD / 1440p
27−30
10−12
4K / 2160p
27−30
−
low / 720p
180−190
90−95
medium / 1080p
110−120
45−50
The average gaming FPS of Radeon HD 7990 in Fortnite is 128% more, than Radeon RX 480 mobile.
high / 1080p
60−65
21−24
ultra / 1080p
45−50
16−18
QHD / 1440p
30−35
5−6
4K / 2160p
24−27
−
low / 720p
100−110
45−50
medium / 1080p
65−70
24−27
The average gaming FPS of Radeon HD 7990 in Forza Horizon 4 is 173% more, than Radeon RX 480 mobile.
low / 768p
140−150
75−80
medium / 768p
120−130
70−75
high / 1080p
70−75
24−27
ultra / 1080p
30−35
10−11
QHD / 1440p
21−24
0−1
The average gaming FPS of Radeon HD 7990 in Grand Theft Auto V is 102% more, than Radeon RX 480 mobile.
high / 1080p
24−27
7−8
ultra / 1080p
20−22
6−7
QHD / 1440p
16−18
−
4K / 2160p
8−9
0−1
low / 720p
65−70
24−27
medium / 1080p
30−35
10−12
The average gaming FPS of Radeon HD 7990 in Metro Exodus is 200% more, than Radeon RX 480 mobile.
low / 768p
130−140
100−110
ultra / 1080p
−
100−110
medium / 1080p
120−130
100−110
The average gaming FPS of Radeon HD 7990 in Minecraft is 23% more, than Radeon RX 480 mobile.
ultra / 1080p
14−16
14−16
low / 720p
100−110
50−55
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon HD 7990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 64% more, than Radeon RX 480 mobile.
high / 1080p
24−27
10−12
ultra / 1080p
16−18
7−8
QHD / 1440p
10−11
0−1
4K / 2160p
7−8
−
low / 720p
65−70
24−27
medium / 1080p
35−40
14−16
The average gaming FPS of Radeon HD 7990 in Red Dead Redemption 2 is 157% more, than Radeon RX 480 mobile.
low / 768p
130−140
45−50
medium / 768p
85−90
27−30
high / 1080p
45−50
16−18
ultra / 1080p
24−27
9−10
4K / 2160p
16−18
5−6
The average gaming FPS of Radeon HD 7990 in The Witcher 3: Wild Hunt is 195% more, than Radeon RX 480 mobile.
low / 768p
90−95
90−95
medium / 768p
60−65
55−60
ultra / 1080p
50−55
30−35
high / 768p
60−65
50−55
The average gaming FPS of Radeon HD 7990 in World of Tanks is 15% more, than Radeon RX 480 mobile.
Full Specs
Radeon HD 7990
Radeon RX 480 mobile
Architecture
GCN 1.0
Polaris
Code name
Malta
Polaris
Type
Desktop
Laptop
Release date
24 April 2013
1 August 2016
Pipelines
2048
2304
Core clock speed
950 MHz
Boost Clock
1000 MHz
1077 MHz
Transistor count
4,313 million
5,700 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
128.0
155.1
Floating-point performance
2x 4,096 gflops
4,963 gflops
Length
307 mm
Memory bus width
384 Bit
256 Bit
Memory clock speed
6000 MHz
8000 MHz
Memory bandwidth
288.0 GB/s
256.0 GB/s
Shared memory
-
DirectX
12 (11_1)
12 (12_0)
Shader Model
5.1
6.4
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.2.131
1.2.131
Bitcoin / BTC (SHA256)
459 Mh/s
Laptop size
large
Ethereum / ETH (DaggerHashimoto)
44 Mh/s
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